To get switch, try "software".exe /? to have the infos. In some cases it works. Also try the webpage of the software Adobe Reader 7.0.7: AdbeRdr707_fr_FR.exe /S /v/qn Java: jre-1_5_0_06-windows-i586-p.exe /L1036 /s /v"/qn ADDLOCAL=ALL IEXPLORER=1 MOZILLA=1 REBOOT=Suppress JAVAUPDATE=0 /L C:\logs\java1506.txt" (1036 is for my language => French) WMP10: MP10Setup.exe /q:A /c:\"setup_wm.exe /Q /R:N /DisallowSystemRestore" Flash, download the latest version from macromedia website. It's unattend when you launch it (flash_player_8.0.22.0.exe) Real player and quicktime, I use Real and Quicktime Alternative.